changed toga version in pyproject.toml

pyproject.toml

@@ -35,6 +35,7 @@ test_sources = [
 ]
 
 requires = [
+    "toga==0.4.4",
     "pytest",
     "setuptools",
     "welly",
@@ -48,6 +49,7 @@ requires = [
     "pint"
 ]
 test_requires = [
+    "toga==0.4.4",
     "pytest",
     "setuptools",
     "welly",
@@ -64,13 +66,13 @@ test_requires = [
 
 [tool.briefcase.app.WellMasterGeoMech.macOS]
 requires = [
-    "toga-cocoa~=0.3.0",
+    "toga-cocoa~=0.4.4",
     "std-nslog~=1.0.0"
 ]
 
 [tool.briefcase.app.WellMasterGeoMech.linux]
 requires = [
-    "toga-gtk~=0.3.0",
+    "toga-gtk~=0.4.4",
 ]
 
 [tool.briefcase.app.WellMasterGeoMech.linux.system.debian]
@@ -146,7 +148,7 @@ flatpak_sdk = "org.gnome.Sdk"
 
 [tool.briefcase.app.WellMasterGeoMech.windows]
 requires = [
-    "toga-winforms~=0.3.0",
+    "toga-winforms~=0.4.4",
 ]
 
 # Mobile deployments

src/WellMasterGeoMech/app.py

@@ -141,8 +141,7 @@ def set_preferences(self, command):
         # This method sets up the preferences command
         self._preferences = command
     def preferences(self, widget):
-        # This method will be called when the preferences command is activated
-        show_preferences_window(aliaspath, stylespath, pstylespath,unitdict,unitpath)
+        show_preferences_window(self, aliaspath, stylespath, pstylespath, unitdict, unitpath)
     def custom_edit_ucs(self, widget):
         asyncio.create_task(self.run_custom_ucs())
 

src/WellMasterGeoMech/manage_preferences.py

@@ -99,6 +99,8 @@ def save_preferences(self, widget):
     def cancel(self, widget):
         self.close()
 
-def show_preferences_window(csv1_path, csv2_path, csv3_path, drops, unitpath):
+def show_preferences_window(app, csv1_path, csv2_path, csv3_path, drops, unitpath):
     window = PreferencesWindow("Manage Preferences", csv1_path, csv2_path, csv3_path, drops, unitpath)
+    #window.app = app
+    app.windows.add(window)
     window.show()